Files
web/app/[lang]/(live)/(public)/hotelreservation/(standard)/select-rate/getValidDates.ts
2024-12-12 11:47:44 +01:00

56 lines
1.3 KiB
TypeScript

import { dt } from "@/lib/dt"
import type { Dayjs } from "dayjs"
/**
* Get valid dates from stringFromDate and stringToDate making sure that they are not in the past and chronologically correct
* @example const { fromDate, toDate} = getValidDates("2021-01-01", "2021-01-02")
*/
export function getValidDates(
stringFromDate: string | undefined,
stringToDate: string | undefined
): { fromDate: Dayjs; toDate: Dayjs } {
const fromDate = getValidFromDate(stringFromDate)
const toDate = getValidToDate(stringToDate, fromDate)
return { fromDate, toDate }
}
/**
* Get valid fromDate from stringFromDate making sure that it is not in the past
*/
export function getValidFromDate(stringFromDate: string | undefined): Dayjs {
const now = dt().utc()
if (!stringFromDate) {
return now
}
const toDate = dt(stringFromDate)
const yesterday = now.subtract(1, "day")
if (!toDate.isAfter(yesterday)) {
return now
}
return toDate
}
/**
* Get valid toDate from stringToDate making sure that it is after fromDate
*/
export function getValidToDate(
stringToDate: string | undefined,
fromDate: Dayjs | Date
): Dayjs {
const tomorrow = dt().utc().add(1, "day")
if (!stringToDate) {
return tomorrow
}
const toDate = dt(stringToDate)
if (toDate.isAfter(fromDate)) {
return toDate
}
return tomorrow
}